Biology - Study Mode

[#771] Which of the following organelles contain enzymes that have digestive action?
Correct Answer

(B) Lysosomes

Explanation

Solution: Lysosomes are membrane-enclosed organelles that contain an array of enzymes capable of breaking down all types of biological polymers—proteins, nucleic acids, carbohydrates, and lipids.

[#772] They are also concerned with the formation and storage of certain compounds secreted by the cell.
Correct Answer

(B) Golgi Bodies

Explanation

Solution: Golgi Bodies are also concerned with the formation and storage of certain compounds secreted by the cell.

[#773] Carbon monoxide has ________ greater affinity for haemoglobin as compared to oxygen.
Correct Answer

(B) 210 times

Explanation

Solution: Carbon monoxide has 210 times greater affinity for haemoglobin than oxygen.

[#774] Sphygmomanometer measures the blood pressure in the
Correct Answer

(B) Arteries

Explanation

Solution: A sphygmomanometer has three parts: a cuff that can be inflated with air, a pressure meter (manometer) for measuring air pressure in the cuff, and. a stethoscope for listening to the sound the blood makes as it flows through the brachial artery (the major artery found in your upper arm).

[#775] Which statement best describes arteries?
Correct Answer

(D) They have thick walls and transport blood away from the heart

Explanation

Solution: They have thick walls and transport blood away from the heart.